Inventor

TU XUAN MAI

CH15 patents

⚠️ This page may combine multiple inventors who share the name “TU XUAN MAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DETRA SA

4 patents

US6335619B1Jan 1, 2002

Inductive proximity sensor comprising a resonant oscillatory circuit responding to changes in inductive reaction

DETRA SA31 citations91

US11112758B2Sep 7, 2021

Timepiece escapement device and operating method of such a device

DETRA SA1 citations61

US6712500B2Mar 30, 2004

Escapement device for timepiece

DETRA SA3 citations61

US9323220B2Apr 26, 2016

Lever escapement for a timepiece

DETRA SA1 citations51

SUISSE HORLOGERIE

3 patents

US4467255AAug 21, 1984

Position detector for a stepping motor

SUISSE HORLOGERIE12 citations73

US4382693AMay 10, 1983

Single phase bipolar stepping motor having two rotation senses

SUISSE HORLOGERIE8 citations73

US4346463AAug 24, 1982

Movement detector for a stepping motor

SUISSE HORLOGERIE10 citations70

NESTEC SA

2 patents

US10905287B2Feb 2, 2021

Appliance for foaming beverage or foodstuff

NESTEC SA25 citations92

US10702835B2Jul 7, 2020

Appliance for foaming beverage or foodstuff

NESTEC SA29 citations92

OMEGA SA

2 patents

US4542329ASep 17, 1985

Energizing method for a single phase timepiece stepping motor

OMEGA SA36 citations92

US4456866AJun 26, 1984

Method for slaving a stepping motor and arrangement for practising the method

OMEGA SA1 citations51

ECOLE POLYTECH

1 patent

US7323843B2Jan 29, 2008

Method and device for treating signals for detection of stator and rotor errors in magnetic circuits in a synchronous machine

ECOLE POLYTECH7 citations68

TITALYSE SA

1 patent

US5429889AJul 4, 1995

Measurement apparatus and process for sorting used batteries and accumulators

TITALYSE SA11 citations65

ISA FRANCE SA

1 patent

US7891862B2Feb 22, 2011

Electromechanical escapement device and timepiece part utilizing such a device

ISA FRANCE SA3 citations61

TU XUAN MAI

1 patent

US9052694B2Jun 9, 2015

Escapement device for timepiece

TU XUAN MAI2 citations56